This inventor holds 2 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignee: Essilor International (Compagnie Generale D'optique). Active years: 2012-2014.
Company Filing History:
Years Active: 2012-2014
Title: Philippe Roisin: Innovator in Optical Coatings
Introduction
Philippe Roisin is a notable inventor based in Charenton-le-Pont, France. He has made significant contributions to the field of optical articles, particularly in the development of coatings that enhance performance and durability. With a total of 2 patents to his name, Roisin's work is recognized for its innovative approach to optical technology.
Latest Patents
Roisin's latest patents focus on methods for producing optical articles coated with antireflection or reflective coatings that exhibit improved adhesion and abrasion resistance properties. The invention involves a multi-step process that includes depositing a sub-layer onto a substrate's main surface, treating the sub-layer through ionic bombardment, and applying a multilayered stack of high and low refractive index layers. A preferred embodiment of this method is conducted in a vacuum chamber where gas is supplied during the deposition step, enhancing the quality of the coating.
Career Highlights
Throughout his career, Philippe Roisin has worked with prominent companies in the optical industry, including Essilor International. His experience in these organizations has allowed him to refine his expertise in optical coatings and contribute to advancements in the field.
Collaborations
Roisin has collaborated with notable professionals, including Michele Thomas and Michèle Thomas, further enriching his work and expanding the impact of his inventions.
Conclusion
Philippe Roisin's innovative methods for producing optical articles have significantly advanced the field of optical coatings. His contributions continue to influence the industry, showcasing the importance of research and development in enhancing product performance.